. Bulletin - United States National Museum. Science. 181 REPTILIA: SERPENTES: ANOMALEPIDIDAE LIOTYPHLOPS LIOTYPHLOPS Peters 1857 Rh i notyphloDS Peters (preoccupied by Rh i notyphlops Fitzinger), Monats. Akad. Wiss. Berlin, 1857' ^02. Type-species: Rh i notyphlops albirostris Peters. 1881 L iotyphlops Peters, Sitz. Ges. Naturforsch. Freiburg, 1881: 65- Type-species: Rh inotyphlops alb irostr i s Peters. Distribution: Costa Rica to Paraguay. Content: Twelve species. Key to the spec i es 1. Either dark dorsally 4nd lighter ventrally or entire body dark, never uniformly light 2 Entire body nearly
. Bulletin - United States National Museum. Science. 181 REPTILIA: SERPENTES: ANOMALEPIDIDAE LIOTYPHLOPS LIOTYPHLOPS Peters 1857 Rh i notyphloDS Peters (preoccupied by Rh i notyphlops Fitzinger), Monats. Akad. Wiss. Berlin, 1857' ^02. Type-species: Rh i notyphlops albirostris Peters. 1881 L iotyphlops Peters, Sitz. Ges. Naturforsch. Freiburg, 1881: 65- Type-species: Rh inotyphlops alb irostr i s Peters. Distribution: Costa Rica to Paraguay. Content: Twelve species. Key to the spec i es 1. Either dark dorsally 4nd lighter ventrally or entire body dark, never uniformly light 2 Entire body nearly uniform pale greenish-slate col01 rowan i 1, 0 bien oscuro dorsalmente y claro ventralmente 0 todo el cuerpo oscuro, nunca uniformemente claro 2 Todo el cuerpo de color pizarra verdoso palido cas i un i forme rowan i 2. Three upper labials 3 Four upper labials (Fig, l) 5 3. Ocular separated from labials by subocular 4 Ocular in contact with labial; one preocular (Fig. 2) w i Ider i 4. One preocular (Fig. 3)" Two preoculars -schubart i — i ncertus. 2. Tres labiales superiores 3 Cuatro labiales superiores (Fig. l) 5 3. Ocular separado de labiales por suboculai i Ocular en contacto con labial, un preocular (Fig. 2) wilder! 4. Un preocular (Fig. 3) schubart i Dos preoculars i ncertus 123*5 Lateral view of head in L i otyphlops species. Fig. 1, L. anops. after Cope, 1895' Fig. 2, L. wilderi. after Hammar, I9O8. Fig. 3» k- schubart i. after Vanzolini, 1548. Fig. 4, 1^. metae. after Dunn, 1344. Fig. 5> k- caracasens i s. after Roze, 1952. 5. Scale rows 24 or fewei 6 Scale rows 26 or more anops 6. Two scales in contact with posterior margin of prefrontal between frontal and nasal J Three scales in contact with prefrontal between frontal and nasal (Fig. 4) metae 5. Hlleras de escamas 24 o menos- Hileras de escamas 26 0 mas 6 -anops 6. Dos escamas en contacto con margen posterior de prefrontal entre frontal y nasal 7 Tres escamas en contacto con prefrontal entre frontal y nas
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